0.35Ã1.6+0.35Ã3.4
0.25Ã8.6Ã4
6.72-3.28-1.72
0.45+6.37+4.55
5.4+6.9Ã3-ï¼25-2.5ï¼2Ã41846-620-380
4.8Ã46+4.8Ã54
0.8+0.8Ã2.5
1.25Ã3.6Ã8Ã2.5-12.5Ã2.4
28Ã12.5-12.5Ã20
23.65-ï¼3.07+3.65ï¼
ï¼4+0.4Ã0.25ï¼8Ã7Ã1.25
1.65Ã99+1.65
27.85-ï¼7.85+3.4ï¼
48Ã1.25+50Ã1.25Ã0.2Ã8
7.8Ã9.9+0.78
(1010+309+4+681+6ï¼Ã12
3Ã9146Ã782Ã6Ã854
5.15Ã7/8+6.1-0.60625
1. 3/7 Ã 49/9 - 4/3
2. 8/9 Ã 15/36 + 1/27
3. 12Ã 5/6 â 2/9 Ã3
4. 8Ã 5/4 + 1/4
5. 6÷ 3/8 â 3/8 ÷6
6. 4/7 Ã 5/9 + 3/7 Ã 5/9
7. 5/2 -ï¼ 3/2 + 4/5 ï¼
8. 7/8 + ï¼ 1/8 + 1/9 ï¼
9. 9 Ã 5/6 + 5/6
10. 3/4 Ã 8/9 - 1/3
11. 7 Ã 5/49 + 3/14
12. 6 Ãï¼ 1/2 + 2/3 ï¼
13. 8 Ã 4/5 + 8 Ã 11/5
14. 31 Ã 5/6 â 5/6
15. 9/7 - ï¼ 2/7 â 10/21 ï¼
16. 5/9 Ã 18 â 14 Ã 2/7
17. 4/5 Ã 25/16 + 2/3 Ã 3/4
18. 14 Ã 8/7 â 5/6 Ã 12/15
19. 17/32 â 3/4 Ã 9/24
20. 3 Ã 2/9 + 1/3
21. 5/7 Ã 3/25 + 3/7
22. 3/14 Ã 2/3 + 1/6
23. 1/5 Ã 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 Ã 11/5 + 4/3
26. 45 Ã 2/3 + 1/3 Ã 15
27. 7/19 + 12/19 Ã 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 Ã 21/16 + 1/2
30. 101 Ã 1/5 â 1/5 Ã 21
31.50ï¼160÷40 ï¼58+370ï¼Ã·ï¼64-45ï¼
32.120-144÷18+35
33.347+45Ã2-4160÷52
34ï¼58+37ï¼Ã·ï¼64-9Ã5ï¼
35.95÷ï¼64-45ï¼
36.178-145÷5Ã6+42 420+580-64Ã21÷28
37.812-700÷ï¼9+31Ã11ï¼ ï¼136+64ï¼Ãï¼65-345÷23ï¼
38.85+14Ãï¼14+208÷26ï¼
39.ï¼284+16ï¼Ãï¼512-8208÷18ï¼
40.120-36Ã4÷18+35
41.ï¼58+37ï¼Ã·ï¼64-9Ã5ï¼
42.(6.8-6.8Ã0.55)÷8.5
43.0.12à 4.8÷0.12Ã4.8
44.ï¼3.2Ã1.5+2.5ï¼Ã·1.6 ï¼2ï¼3.2Ãï¼1.5+2.5ï¼Ã·1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2Ã5= 6-1.19Ã3-0.43=
47.6.5Ãï¼4.8-1.2Ã4ï¼= 0.68Ã1.9+0.32Ã1.9
48.10.15-10.75Ã0.4-5.7
49.5.8Ãï¼3.87-0.13ï¼+4.2Ã3.74
50.32.52-ï¼6+9.728÷3.2ï¼Ã2.5
51.[ï¼7.1-5.6ï¼Ã0.9-1.15] ÷2.5
52.5.4÷[2.6Ãï¼3.7-2.9ï¼+0.62]
53.12Ã6÷ï¼12-7.2ï¼-6 ï¼4ï¼12Ã6÷7.2-6
102Ã4.5
7.8Ã6.9ï¼2.2Ã6.9
5.6Ã0.25
8Ãï¼20ï¼1.25ï¼
1ï¼127+352+73+44 ï¼2ï¼89+276+135+33
ï¼1ï¼25+71+75+29 +88 ï¼2ï¼243+89+111+57
9405-2940÷28Ã21
920-1680÷40÷7
690+47Ã52-398
148+3328÷64-75
360Ã24÷32+730
2100-94+48Ã54
51+ï¼2304-2042ï¼Ã23
4215+ï¼4361-716ï¼Ã·81
ï¼247+18ï¼Ã27÷25
36-720÷ï¼360÷18ï¼
1080÷ï¼63-54ï¼Ã80
ï¼528+912ï¼Ã5-6178
8528÷41Ã38-904
264+318-8280÷69
ï¼174+209ï¼Ã26- 9000
814-ï¼278+322ï¼Ã·15
1406+735Ã9÷45
3168-7828÷38+504
796-5040÷ï¼630÷7ï¼
285+ï¼3000-372ï¼Ã·36
1+5/6-19/12
3x(-9)+7x(-9
(-54)x1/6x(-1/3)
1.18.1ï¼ï¼3ï¼0.299÷0.23ï¼Ã1
2.(6.8-6.8Ã0.55)÷8.5
3.0.12à 4.8÷0.12Ã4.8
4.ï¼3.2Ã1.5+2.5ï¼Ã·1.6 ï¼2ï¼3.2Ãï¼1.5+2.5ï¼Ã·1.6
5.6-1.6÷4= 5.38+7.85-5.37=
6.7.2÷0.8-1.2Ã5= 6-1.19Ã3-0.43=
7.6.5Ãï¼4.8-1.2Ã4ï¼= 0.68Ã1.9+0.32Ã1.9
8.10.15-10.75Ã0.4-5.7
9.5.8Ãï¼3.87-0.13ï¼+4.2Ã3.74
10.32.52-ï¼6+9.728÷3.2ï¼Ã2.5
11.[ï¼7.1-5.6ï¼Ã0.9-1.15] ÷2.5
12.5.4÷[2.6Ãï¼3.7-2.9ï¼+0.62]
13.12Ã6÷ï¼12-7.2ï¼-6
14.12Ã6÷7.2-6
15.33.02ï¼ï¼148.4ï¼90.85ï¼Ã·2.5
1)23+(-73)
(2)(-84)+(-49)
(3)7+(-2.04)
(4)4.23+(-7.57)
(5)(-7/3)+(-7/6)
(6)9/4+(-3/2)
(7)3.75+(2.25)+5/4
(8)-3.75+(+5/4)+(-1.5)
(9)(-17/4)+(-10/3)+(+13/3)+(11/3)
(10)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
(11)(+1.3)-(+17/7)
(12)(-2)-(+2/3)
(13)|(-7.2)-(-6.3)+(1.1)|
(14)|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)
(15)(-2/199)*(-7/6-3/2+8/3)
(16)4a)*(-3b)*(5c)*1/6
1. 3/7 Ã 49/9 - 4/3
2. 8/9 Ã 15/36 + 1/27
3. 12Ã 5/6 â 2/9 Ã3
4. 8Ã 5/4 + 1/4
5. 6÷ 3/8 â 3/8 ÷6
6. 4/7 Ã 5/9 + 3/7 Ã 5/9
7. 5/2 -ï¼ 3/2 + 4/5 ï¼
8. 7/8 + ï¼ 1/8 + 1/9 ï¼
9. 9 Ã 5/6 + 5/6
10. 3/4 Ã 8/9 - 1/3
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